VRS - The Virtual Rendering System

version 3.3

transformfeedbackattributecontent.h

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#ifndef VRS_TRANSFORMFEEDBACKATTRIBUTECONTENT_H
#define VRS_TRANSFORMFEEDBACKATTRIBUTECONTENT_H

//
// VRS
//
#include <vrs/sharedobj.h>

//http://www.opengl.org/registry/specs/NV/transform_feedback.txt

/*

permitted            GPU_program_4
attrib                    sizes     index?     result name
---------------------     --------  --------   --------------
POSITION                  1,2,3,4     no       position
PRIMARY_COLOR             1,2,3,4     no       color.front.primary
SECONDARY_COLOR_NV        1,2,3,4     no       color.front.secondary
BACK_PRIMARY_COLOR_NV     1,2,3,4     no       color.back.primary
BACK_SECONDARY_COLOR_NV   1,2,3,4     no       color.back.secondary
FOG_COORDINATE            1           no       fogcoord
POINT_SIZE                1           no       pointsize
TEXTURE_COORD_NV          1,2,3,4     yes      texcoord[index]
CLIP_DISTANCE_NV          1           yes      clip[index]
VERTEX_ID_NV              1           no       vertexid
PRIMITIVE_ID_NV           1           no       primid
GENERIC_ATTRIB_NV         1,2,3,4     yes      attrib[index]
LAYER_NV                  1           no       layer

*/

namespace VRS
{
    class VRS_CORE_API TransformFeedbackAttributeContent : public VRS::SharedObj
    {

    public:

        TransformFeedbackAttributeContent(
            int attributeToRecord,
            int attributeSize,
            int reserved = 0);

        void setAttributeToRecord(int attributeToRecord);
        inline int getAttributeToRecord(void) const
        {
            return this->attributeToRecord_;
        }

        void setAttributeSize(int attributeSize);
        inline int getAttributeSize(void) const
        {
            return this->attributeSize_;
        }

        void setReserved(int reserved);
        inline int getReserved(void) const
        {
            return this->reserved_;
        }

        VRS_TYPEINFO(TransformFeedbackAttributeContent, VRS::SharedObj)
        VRS_SERIALIZABLE(TransformFeedbackAttributeContent)

    protected:

        TransformFeedbackAttributeContent(void);

    private:

        bool checkValidity(void);

    private:

        int     attributeToRecord_;
        int     attributeSize_;
        int     reserved_;

    };//endclass TransformFeedbackAttributeContent

};//endnamespace VRS

#endif //VRS_TRANSFORMFEEDBACKATTRIBUTECONTENT_H

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